package org.example.book.interceptor;

import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import jakarta.servlet.http.HttpSession;
import lombok.extern.slf4j.Slf4j;
import org.example.book.constant.Constants;
import org.example.book.model.UserInfo;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

@Slf4j
@Component
public class LoginInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        log.info("登录拦截器校验...");
//        HttpSession session = request.getSession(false);
//        if (session != null&&session.getAttribute(Constants.SESSION_USER_KEY)!=null) {
//            UserInfo userInfo = (UserInfo) session.getAttribute(Constants.SESSION_USER_KEY);
//            if (userInfo!=null&&userInfo.getId()>=0) {
//                return true;
//            }
//        }
        HttpSession session = request.getSession();
        UserInfo userInfo = (UserInfo) session.getAttribute(Constants.SESSION_USER_KEY);
        if (userInfo != null&&userInfo.getId()>=0) {
            return true;
        }
        response.setStatus(401);//401表示未认证登录
        return false;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
        log.info("目标方法执行后");

    }
}
